【Tech 24H】On August 21, the 2025 "Yangcheng Craftsmen Cup" UAV Mapping Technology Vocational Skills Competition kicked off, with over 100 participants from 33 teams competing in millimeter-level precision operations and intelligent data processing. Equipped with LiDAR and high-resolution cameras, drones can quickly generate centimeter-level topographic maps, improving operational efficiency by 5-10 times compared to traditional methods and driving the intelligent transformation of the surveying and mapping industry.